DELATE Meaning of DELATE in English [ dɪ'leɪt ]■ verb archaic1》 report (an offence). 2》 inform against.Derivativesdelation noundelator noun OriginC15: from L. delat- , deferre (see defer 2 ). Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004